but will next year's blackberry 10 help stop the loss of market share to companies like apple and samsung, thorsten heins will join us first on cnbc. >>> the fight for the swing states. senator rand paul hoping to bring libertarian and tea party voters into the romney camp. we'll ask him about his message to voters in battleground states just north of his like ohio. >>> and it's the final trading day of the third quarter. find out what's making you money and what's dragging your portfolio down in our sector spotlight. >>> the third hour of "squawk box" starts right now. ♪ what does that mean nothing going to break my stride nobody going to slow me down ♪ ♪ oh no i got to keep on moving ♪ >> welcome back. i don't know. welcome back to "squawk box" here on cnbc first in business worldwide, i'm joe kernen along with becky quick and andrew ross sorkin, and our guest host is bethany mclean, author "the smartest guy in the room" the account of record on the fall of enron and she's a cnbc contributor and -- >> and also her doubles are here, her most recent book. >> we had seamus on last